Download Windows XP SP3 ISO Setup files for free.

Windows XP Service Pack 3 SP3 was released to manufacturing on April 21, 2008, and to the public via both the Microsoft Download Center and Windows Update on May 6, 2008. A total of 1,174 fixes have been included in SP3.Service Pack 3 can be installed on systems with Internet Explorer versions 6, 7, or 8. Internet Explorer 7 and 8 are not included as part of SP3.